package com.example.rootwar.search;

public class aaz {

    int a=0;

    public static void main(String[] args) {

   /*     String va="123zz_,国来,jq就_a_,";
        String value = va.replaceAll("[^0-9a-zA-Z_,^\\u2E80-\\u9FFF]","");

        System.out.println(value);


        aaz aaz = new aaz();

        System.out.println(aaz.a);*/

        int i=0;
        try{
            i=10/0;

        }catch (Exception e ){
            System.out.println(e);

        }


    }
}
